Ile metrów wstążki wykorzystano na obwiązanie prezentu w kształcie graniastosłupa prawidłowego czworokątnego. Na kokardę zużyto 0.2m (h=12 podstawa=6)

answer: 16

step-by-step explanation: first you would add 6+6 which equals 12 then add 2+2 which equals 4. then add 12 + 4 which is 16.

hope this ^_^

we can't see all full 4 options, but if this is the full option, than the very left one is correct:

-2/5 * -3 3/4

remake the question, adding a picture of all the question, or write down the full left and right answers.